package com.example.controller;
import com.example.pojo.Emp;
import com.example.pojo.Result;
import com.example.service.EmpService;
import com.example.utils.JwtUtils;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RestController;

import java.util.HashMap;
import java.util.Map;

@Slf4j
@RestController
public class LoginController {
    @Autowired
    private EmpService empService;
    @PostMapping("/login")
    public Result login(@RequestBody Emp emp)
    {
      log.info("员工登录{}",emp);
      Emp e = empService.login(emp);
      //登录成功，生成令牌并下发令牌
       if(e != null)
       {
           Map<String, Object> claims = new HashMap<>();
           claims.put("id",e.getId());
           claims.put("name",e.getName());
           claims.put("username",e.getUsername());    //jwt包含了员工登录信息
            String jwt = JwtUtils.generateJwt(claims);
           return Result.success(jwt);
       }
        //登录失败，返回错误信息
      return Result.error("用户名或密码错误");
    }
}
